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Re: Count how many times a value occurs in an array

From Christoph Becker <cmbecker69@gmx.de>
Newsgroups comp.lang.php
Subject Re: Count how many times a value occurs in an array
Date 2012-09-28 00:07 +0200
Organization Aioe.org NNTP Server
Message-ID <k42ime$k3j$1@speranza.aioe.org> (permalink)
References (3 earlier) <acjcjqF9iovU1@mid.uni-berlin.de> <42505440-8980-4772-85d5-303998824b62@googlegroups.com> <acjhinFap9pU1@mid.uni-berlin.de> <k424l7$fq5$1@speranza.aioe.org> <ack04eFe8fvU1@mid.uni-berlin.de>

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M. Strobel wrote:
> Yes, but I had a problem  with callback functions: if you created them with
> create_function this was a call-time call-by-reference.

Could you please give an example. For example

array_walk($array, create_function('&$x', '$x = trim($x);'));

works fine.

-- 
Christoph M. Becker

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Thread

Count how many times a value occurs in an array Ryan <rbilesky@gmail.com> - 2012-09-26 23:25 -0700
  Re: Count how many times a value occurs in an array aroniss@gmail.com - 2012-09-27 00:10 -0700
  Re: Count how many times a value occurs in an array Captain Paralytic <paul_lautman@yahoo.com> - 2012-09-27 03:48 -0700
    Re: Count how many times a value occurs in an array Erwin Moller <erwinmollerusenet@xs4all.nl> - 2012-09-27 13:08 +0200
      Re: Count how many times a value occurs in an array "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-09-27 18:19 +0200
        Re: Count how many times a value occurs in an array Ryan <rbilesky@gmail.com> - 2012-09-27 10:04 -0700
        Re: Count how many times a value occurs in an array Ryan <rbilesky@gmail.com> - 2012-09-27 10:14 -0700
          Re: Count how many times a value occurs in an array "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-09-27 19:43 +0200
            Re: Count how many times a value occurs in an array Christoph Becker <cmbecker69@gmx.de> - 2012-09-27 20:07 +0200
              Re: Count how many times a value occurs in an array "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-09-27 23:52 +0200
                Re: Count how many times a value occurs in an array Christoph Becker <cmbecker69@gmx.de> - 2012-09-28 00:07 +0200
                array_walk() callback Was: Count how many times a value occurs in an array "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-09-28 10:04 +0200
          Re: Count how many times a value occurs in an array Jerry Stuckle <jstucklex@attglobal.net> - 2012-09-27 18:26 -0400
      Re: Count how many times a value occurs in an array Captain Paralytic <paul_lautman@yahoo.com> - 2012-09-28 07:35 -0700
        Re: Count how many times a value occurs in an array Christoph Becker <cmbecker69@gmx.de> - 2012-09-28 17:40 +0200

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